仅供参考

• 亻(person; human; people)RADICAL
• 又(again; more)PHONETIC

A person alone, no more no less, just like the doubling symbol reminds us: that's all.

• 亻(person; human)RADICAL
• 共(together; common)PHONO-SEMANTIC

People together lifting something up—that is the meaning of the character for supply.

• 耂(old person; aged person)RADICAL
• 丂(background sound; curved object)PHONETIC

An elderly person bending their back like a curved object represents the image of long years of examination.